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<h1>metastok_prn.cs</h1>  </div>
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<a href="metastok__prn_8cs.html">См. документацию.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 ﻿<span class="comment">//---------------------------------------------------------------------------------------------------------------</span>
<a name="l00002"></a>00002 <span class="comment">// Skilful. Tactica Adversa graphic and analysis tool.</span>
<a name="l00003"></a>00003 <span class="comment">// Copyright (C) 2010 &quot;...&quot;, Andrey Zyablitsev (skat)</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// This program is free software; you can redistribute it and/or</span>
<a name="l00006"></a>00006 <span class="comment">// modify it under the terms of the GNU General Public License</span>
<a name="l00007"></a>00007 <span class="comment">// as published by the Free Software Foundation; either version 2</span>
<a name="l00008"></a>00008 <span class="comment">// of the License, or (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// This program is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00013"></a>00013 <span class="comment">// GNU General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015 <span class="comment">// You should have received a copy of the GNU General Public License</span>
<a name="l00016"></a>00016 <span class="comment">// along with this program; if not, write to the Free Software</span>
<a name="l00017"></a>00017 <span class="comment">// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.</span>
<a name="l00018"></a>00018 <span class="comment">//</span>
<a name="l00019"></a>00019 <span class="comment">// mail: support@protoforma.com </span>
<a name="l00020"></a>00020 <span class="comment">//---------------------------------------------------------------------------------------------------------------</span>
<a name="l00021"></a>00021 
<a name="l00022"></a>00022 
<a name="l00023"></a>00023 <span class="keyword">using</span> System;
<a name="l00024"></a>00024 <span class="keyword">using</span> System.IO;
<a name="l00025"></a>00025 <span class="keyword">using</span> System.Collections;
<a name="l00026"></a>00026 <span class="keyword">using</span> System.Collections.Generic;
<a name="l00027"></a>00027 <span class="keyword">using</span> System.Text;
<a name="l00028"></a>00028 <span class="keyword">using</span> System.Reflection;
<a name="l00029"></a>00029 <span class="keyword">using</span> System.Threading;
<a name="l00030"></a>00030 <span class="keyword">using</span> System.ComponentModel;
<a name="l00031"></a>00031 <span class="keyword">using</span> Microsoft.Win32;
<a name="l00032"></a>00032 
<a name="l00033"></a>00033 <span class="keyword">namespace </span>Skilful.Data
<a name="l00034"></a>00034 {
<a name="l00035"></a><a class="code" href="namespace_skilful_1_1_data.html#a8184817815af475bdb725292d9eb7c51">00035</a>     <span class="keyword">enum</span> <a class="code" href="namespace_skilful_1_1_data.html#a8184817815af475bdb725292d9eb7c51">LoginType</a> { SelectFile, SelectDir, SetIPLoginPassword, UserDefined }
<a name="l00036"></a>00036     <span class="keyword">public</span> <span class="keyword">class </span>DataSourceClass
<a name="l00037"></a>00037     {
<a name="l00038"></a>00038         <span class="comment">//загрузка информации о модуле</span>
<a name="l00039"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a39ecd4f9e2b7604d6fae72f08b0c842a">00039</a>         <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> init(<span class="keywordtype">char</span>[] module_name, <span class="keywordtype">char</span>[] prompt, <span class="keywordtype">char</span>[] description, <span class="keywordtype">int</span>[] login_type)
<a name="l00040"></a>00040         {
<a name="l00041"></a>00041             strcpy(<span class="stringliteral">&quot;MS.prn&quot;</span>, module_name);
<a name="l00042"></a>00042             strcpy(<span class="stringliteral">&quot;Select MetaStock .prn files Directory&quot;</span>, prompt);
<a name="l00043"></a>00043             <span class="comment">//useing this string as file mask</span>
<a name="l00044"></a>00044             strcpy(<span class="stringliteral">&quot;MetaStock prn files (*.prn)|*.prn|All files|*.*&quot;</span>, description);
<a name="l00045"></a>00045             login_type[0] = (int) <a class="code" href="namespace_skilful_1_1_data.html#a8184817815af475bdb725292d9eb7c51">LoginType</a>.SelectDir;
<a name="l00046"></a>00046         }
<a name="l00047"></a>00047         <span class="comment">//преобразование строки содержащей значение типа double в число double</span>
<a name="l00048"></a>00048         <span class="keyword">static</span> <span class="keywordtype">double</span> a2f(<span class="keywordtype">string</span> s)
<a name="l00049"></a>00049         {
<a name="l00050"></a>00050             <span class="keywordtype">string</span>[] dbl = s.Split(<span class="charliteral">&#39;.&#39;</span>);
<a name="l00051"></a>00051             <span class="keywordtype">double</span> val = <span class="keywordtype">int</span>.Parse(dbl[0]);
<a name="l00052"></a>00052             <span class="keywordflow">if</span> (dbl.Length == 2) val += <span class="keywordtype">int</span>.Parse(dbl[1]) / Math.Pow(10, dbl[1].Length);
<a name="l00053"></a>00053             <span class="keywordflow">return</span> val;
<a name="l00054"></a>00054         }
<a name="l00055"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#af8a1cf3a03f1a5a2fd7e138acc3e977b">00055</a>         <span class="keyword">public</span> <span class="keyword">enum</span> <a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#af8a1cf3a03f1a5a2fd7e138acc3e977b">colname</a> { ticker, date, time, open, high, low, close, count };
<a name="l00056"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a241fc9d8f089b9cf41d18ac8bc9294f1">00056</a>         <span class="keyword">public</span> <span class="keyword">enum</span> <a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a241fc9d8f089b9cf41d18ac8bc9294f1">Q</a> { T, O, H, L, C };
<a name="l00058"></a>00058         MethodInfo ticksreceiver, barsreceiver;
<a name="l00059"></a>00059         BackgroundWorker bglistener = null;
<a name="l00060"></a>00060         <span class="keyword">static</span> <span class="keywordtype">string</span> folder_path;
<a name="l00061"></a>00061         <span class="comment">//System.Diagnostics.Process rtserver;</span>
<a name="l00062"></a>00062         <span class="comment">//frcvr rcvr;</span>
<a name="l00063"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a113aeeb30a2d4e1979358f1b31ca343e">00063</a>         <span class="keyword">public</span> <span class="keywordtype">void</span> SetTickHandler(<span class="keywordtype">string</span> sym<span class="comment">/*frcvr rcvr*/</span>)
<a name="l00064"></a>00064         {
<a name="l00065"></a>00065             <span class="keywordflow">if</span> (bglistener == null)
<a name="l00066"></a>00066             {
<a name="l00067"></a>00067                 <span class="keywordflow">try</span>
<a name="l00068"></a>00068                 {
<a name="l00069"></a>00069                     ticksreceiver = Assembly.LoadFrom(<span class="stringliteral">&quot;Skilful.exe&quot;</span>).GetType(<span class="stringliteral">&quot;Skilful.QuotesManager.MDataManager&quot;</span>).GetMethod(<span class="stringliteral">&quot;RecieveNewTick&quot;</span>);
<a name="l00070"></a>00070                     barsreceiver = Assembly.LoadFrom(<span class="stringliteral">&quot;Skilful.exe&quot;</span>).GetType(<span class="stringliteral">&quot;Skilful.QuotesManager.MDataManager&quot;</span>).GetMethod(<span class="stringliteral">&quot;RecieveNewBar&quot;</span>);
<a name="l00071"></a>00071                 }
<a name="l00072"></a>00072                 <span class="keywordflow">catch</span> (Exception e)
<a name="l00073"></a>00073                 {
<a name="l00074"></a>00074                     Console.WriteLine(e.Message);
<a name="l00075"></a>00075                 }
<a name="l00076"></a>00076             }
<a name="l00077"></a>00077         }
<a name="l00079"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a25a7acea1bc6d9093431bb8cfe358fee">00079</a>         <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> <span class="keyword">import</span>(<span class="keywordtype">string</span> symbol_name, <span class="keywordtype">int</span> tf, <span class="keywordtype">int</span> shift, <span class="keywordtype">int</span>[] _len, <span class="keywordtype">double</span>[] quotes)
<a name="l00080"></a>00080         {
<a name="l00081"></a>00081             <span class="keywordtype">int</span> len = _len[0];
<a name="l00082"></a>00082             <span class="comment">//build List&lt;TBar&gt; for first ticker in list</span>
<a name="l00083"></a>00083             <span class="comment">//                    fill_quotesi(iQuotes, filename, tickers[0]);</span>
<a name="l00084"></a>00084             StreamReader sr;
<a name="l00085"></a>00085             <span class="keywordflow">try</span> { sr = File.OpenText(folder_path + <span class="stringliteral">&quot;\\&quot;</span> + symbol_name + <span class="stringliteral">&quot;.prn&quot;</span>); }
<a name="l00086"></a>00086             <span class="keywordflow">catch</span> { <span class="keywordflow">return</span>; }
<a name="l00087"></a>00087 
<a name="l00088"></a>00088             <span class="keywordtype">string</span> s = sr.ReadLine(); <span class="comment">//ignore first line with headers</span>
<a name="l00089"></a>00089 
<a name="l00090"></a>00090             <span class="comment">//forexite daily format</span>
<a name="l00091"></a>00091             <span class="keywordflow">if</span> (s.IndexOf(<span class="stringliteral">&quot;&lt;TICKER&gt;&quot;</span>) &gt;= 0
<a name="l00092"></a>00092             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;DATE&quot;</span>) &gt;= 0    <span class="comment">// check for existings of all needed header values</span>
<a name="l00093"></a>00093             <span class="comment">//&amp;&amp; s.IndexOf(&quot;&lt;TIME&gt;&quot;) &gt;= 0</span>
<a name="l00094"></a>00094             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;OPEN&gt;&quot;</span>) &gt;= 0
<a name="l00095"></a>00095             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;HIGH&gt;&quot;</span>) &gt;= 0
<a name="l00096"></a>00096             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;LOW&gt;&quot;</span>) &gt;= 0
<a name="l00097"></a>00097             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;CLOSE&gt;&quot;</span>) &gt;= 0
<a name="l00098"></a>00098             &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&gt;,&lt;&quot;</span>) &gt;= 0) <span class="comment">// check for column delimiter &quot;,&quot;</span>
<a name="l00099"></a>00099             {
<a name="l00100"></a>00100                 <span class="comment">//date parse</span>
<a name="l00104"></a>00104 <span class="comment"></span>                <span class="comment">//adate = adate.Substring(2); //get adate without &quot;DT&quot; prefix</span>
<a name="l00105"></a>00105                 <span class="comment">//cols[colname.adate]</span>
<a name="l00106"></a>00106                 <span class="keywordtype">int</span> i_year = 0;
<a name="l00107"></a>00107                 <span class="keywordtype">int</span> i_year_format = 4; <span class="comment">//long</span>
<a name="l00113"></a>00113 <span class="comment"></span>                <span class="keywordtype">int</span> i_day = 6;
<a name="l00114"></a>00114                 <span class="keywordtype">int</span> i_month = 4;
<a name="l00115"></a>00115                 <span class="comment">//default quotes can be without ticker specified</span>
<a name="l00116"></a>00116                 <span class="keywordtype">int</span> ticker = -1, date = 0, time = 0, open = 0, high = 0, low = 0, close = 0;
<a name="l00117"></a>00117                 <span class="comment">//get hash of column indexes by headers</span>
<a name="l00118"></a>00118                 <span class="keywordtype">string</span>[] cols = s.Split(<span class="charliteral">&#39;,&#39;</span>);
<a name="l00119"></a>00119                 <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; cols.Length; i++)
<a name="l00120"></a>00120                 {
<a name="l00121"></a>00121                     <span class="keywordflow">switch</span> (cols[i])
<a name="l00122"></a>00122                     {
<a name="l00123"></a>00123                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;TICKER&gt;&quot;</span>: ticker = i; <span class="keywordflow">break</span>;
<a name="l00124"></a>00124                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;DATE&gt;&quot;</span>: date = i; <span class="keywordflow">break</span>;
<a name="l00125"></a>00125                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;TIME&gt;&quot;</span>: time = i; <span class="keywordflow">break</span>;
<a name="l00126"></a>00126                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;OPEN&gt;&quot;</span>: open = i; <span class="keywordflow">break</span>;
<a name="l00127"></a>00127                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;HIGH&gt;&quot;</span>: high = i; <span class="keywordflow">break</span>;
<a name="l00128"></a>00128                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;LOW&gt;&quot;</span>: low = i; <span class="keywordflow">break</span>;
<a name="l00129"></a>00129                         <span class="keywordflow">case</span> <span class="stringliteral">&quot;&lt;CLOSE&gt;&quot;</span>: close = i; <span class="keywordflow">break</span>;
<a name="l00130"></a>00130                     }
<a name="l00131"></a>00131                 }
<a name="l00132"></a>00132                 <span class="comment">//bool symbol_found = false;</span>
<a name="l00133"></a>00133                 <span class="keywordtype">int</span> qi = 0, cnt = 0;
<a name="l00134"></a>00134                 <span class="keywordtype">string</span> line;
<a name="l00135"></a>00135                 <span class="keywordflow">while</span> ((line = sr.ReadLine()) != null)
<a name="l00136"></a>00136                 {
<a name="l00137"></a>00137                     <span class="comment">//if (line.IndexOf(symbol_name) &gt; -1) // в этой версии предполагается что каждый инструмент в отдельном файле</span>
<a name="l00138"></a>00138                                                           <span class="comment">// и имя файла может отличаться от имени инструмента</span>
<a name="l00139"></a>00139                     <span class="comment">//{</span>
<a name="l00140"></a>00140                         <span class="keywordflow">if</span> (line.IndexOf(<span class="stringliteral">&quot;,,&quot;</span>) &gt; -1) <span class="keywordflow">continue</span>; <span class="comment">//нехватка данных в строке</span>
<a name="l00141"></a>00141                         <span class="comment">//symbol_found = true;</span>
<a name="l00142"></a>00142                         <span class="comment">//проверка переполнения</span>
<a name="l00143"></a>00143                         <span class="keywordflow">if</span> ((qi + 5) &gt; quotes.Length) <span class="keywordflow">break</span>;
<a name="l00144"></a>00144                         <span class="comment">//проверка диапазона</span>
<a name="l00145"></a>00145                         <span class="keywordflow">if</span> (shift &gt; 0 &amp;&amp; cnt &gt;= shift) <span class="keywordflow">continue</span>;
<a name="l00146"></a>00146                         <span class="keywordflow">if</span> (len &gt; 0 &amp;&amp; len + shift &gt; cnt) <span class="keywordflow">break</span>;
<a name="l00147"></a>00147                         cnt++;
<a name="l00148"></a>00148                         <span class="comment">//сборка бара</span>
<a name="l00149"></a>00149                         cols = line.Split(<span class="charliteral">&#39;,&#39;</span>);
<a name="l00150"></a>00150                         <span class="keywordflow">if</span> (cols.Length &lt; 6) <span class="keywordflow">continue</span>;
<a name="l00151"></a>00151 
<a name="l00152"></a>00152                         <span class="comment">//date</span>
<a name="l00153"></a>00153                         <span class="keywordtype">int</span> year = <span class="keywordtype">int</span>.Parse(cols[date].Substring(i_year, i_year_format));
<a name="l00154"></a>00154                         <span class="keywordtype">int</span> month = <span class="keywordtype">int</span>.Parse(cols[date].Substring(i_month, 2));
<a name="l00155"></a>00155                         <span class="keywordtype">int</span> day = <span class="keywordtype">int</span>.Parse(cols[date].Substring(i_day, 2));
<a name="l00156"></a>00156                         <span class="comment">//time</span>
<a name="l00157"></a>00157                         <span class="keywordtype">int</span> hour = 0, minute = 0, second = 0;
<a name="l00158"></a>00158                         <span class="keywordflow">if</span> (time &gt; 0)
<a name="l00159"></a>00159                         {
<a name="l00160"></a>00160                             hour = <span class="keywordtype">int</span>.Parse(cols[time].Substring(0, 2)) * 60 * 60;
<a name="l00161"></a>00161                             minute = <span class="keywordtype">int</span>.Parse(cols[time].Substring(2, 2)) * 60;
<a name="l00162"></a>00162                             second = <span class="keywordtype">int</span>.Parse(cols[time].Substring(4, 2));
<a name="l00163"></a>00163                         }
<a name="l00164"></a>00164                         DateTime cdate = <span class="keyword">new</span> DateTime(year, month, day);
<a name="l00165"></a>00165                         DateTime nuldate = <span class="keyword">new</span> DateTime(1970, 01, 01);
<a name="l00166"></a>00166                         TimeSpan ts = cdate - nuldate;
<a name="l00167"></a>00167                         <span class="keywordtype">int</span> ttime = ts.Days * 24 * 60 * 60 + hour + minute + second;
<a name="l00168"></a>00168 
<a name="l00169"></a>00169                         quotes[qi++] = ttime;
<a name="l00170"></a>00170                         quotes[qi++] = a2f(cols[open]);
<a name="l00171"></a>00171                         quotes[qi++] = a2f(cols[high]);
<a name="l00172"></a>00172                         quotes[qi++] = a2f(cols[low]);
<a name="l00173"></a>00173                         quotes[qi++] = a2f(cols[close]);
<a name="l00174"></a>00174                     <span class="comment">//}</span>
<a name="l00175"></a>00175                     <span class="comment">//else if (symbol_found)</span>
<a name="l00176"></a>00176                     <span class="comment">//{</span>
<a name="l00177"></a>00177                     <span class="comment">//    break;</span>
<a name="l00178"></a>00178                     <span class="comment">//}</span>
<a name="l00179"></a>00179                 }
<a name="l00180"></a>00180             }
<a name="l00181"></a>00181             sr.Close();
<a name="l00182"></a>00182         }
<a name="l00183"></a>00183         <span class="keyword">static</span> <span class="keywordtype">void</span> strcpy(<span class="keywordtype">string</span> s, <span class="keywordtype">char</span>[] d)
<a name="l00184"></a>00184         {
<a name="l00185"></a>00185             <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; s.Length; i++)
<a name="l00186"></a>00186             {
<a name="l00187"></a>00187                 d[i] = s[i];
<a name="l00188"></a>00188             }
<a name="l00189"></a>00189             d[s.Length] = <span class="charliteral">&#39;\0&#39;</span>;
<a name="l00190"></a>00190         }
<a name="l00191"></a>00191 
<a name="l00192"></a>00192         <span class="comment">//чтение и инициализация файлов</span>
<a name="l00193"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a9bc03133f84d558ccc68194b1b0645c9">00193</a>         <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> get_symbol_list(<span class="keywordtype">string</span>[] symbols, <span class="keywordtype">int</span>[] period, <span class="keywordtype">int</span>[] len)
<a name="l00194"></a>00194         {
<a name="l00195"></a>00195             <span class="keywordflow">try</span>
<a name="l00196"></a>00196             {
<a name="l00197"></a>00197                 DirectoryInfo di = <span class="keyword">new</span> DirectoryInfo(folder_path);
<a name="l00198"></a>00198                 <span class="keywordflow">if</span> (di.Exists)
<a name="l00199"></a>00199                 {
<a name="l00200"></a>00200                     <span class="comment">//by default reads only hourly quotes</span>
<a name="l00201"></a>00201                     FileInfo[] filelist = di.GetFiles(<span class="stringliteral">&quot;?*.prn&quot;</span>);
<a name="l00202"></a>00202 
<a name="l00203"></a>00203                     <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0, j = 0; i &lt; filelist.Length; i++)
<a name="l00204"></a>00204                     {
<a name="l00205"></a>00205                         <span class="keywordtype">string</span> filename = filelist[i].Name;
<a name="l00206"></a>00206                         <span class="comment">//get symbol`s data length</span>
<a name="l00207"></a>00207                         StreamReader sr;
<a name="l00208"></a>00208                         <span class="keywordflow">try</span>
<a name="l00209"></a>00209                         {
<a name="l00210"></a>00210                             sr = File.OpenText(filelist[i].FullName);
<a name="l00211"></a>00211                             len[j] = 0;
<a name="l00212"></a>00212                             <span class="keywordtype">string</span> s;
<a name="l00213"></a>00213                             <span class="keywordflow">if</span> ((s = sr.ReadLine()) != null &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;&lt;TICKER&gt;,&quot;</span>) == 0)
<a name="l00214"></a>00214                             {
<a name="l00215"></a>00215                                 <span class="keywordflow">while</span> ((s = sr.ReadLine()) != null)
<a name="l00216"></a>00216                                     <span class="keywordflow">if</span> (s.Length &gt; 0 &amp;&amp; s.IndexOf(<span class="stringliteral">&quot;,,&quot;</span>) == -1)
<a name="l00217"></a>00217                                         len[j]++;
<a name="l00218"></a>00218                                 <span class="comment">//get symbol name</span>
<a name="l00219"></a>00219                                 symbols[j] = filename.Substring(0, filename.ToLower().IndexOf(<span class="stringliteral">&quot;.prn&quot;</span>));
<a name="l00220"></a>00220                                 <span class="comment">//set symbol frame</span>
<a name="l00221"></a>00221                                 period[j++] = 60;
<a name="l00222"></a>00222                             }
<a name="l00223"></a>00223                             sr.Close();
<a name="l00224"></a>00224                         }
<a name="l00225"></a>00225                         <span class="keywordflow">catch</span> (Exception e)
<a name="l00226"></a>00226                         {
<a name="l00227"></a>00227                             Console.WriteLine(<span class="stringliteral">&quot;metastok.prn.get_symbol_list: can not load&quot;</span> + filelist[i].FullName);
<a name="l00228"></a>00228                             Console.WriteLine(<span class="stringliteral">&quot;The process failed: {0}&quot;</span>, e.ToString());
<a name="l00229"></a>00229                         }
<a name="l00230"></a>00230                     }
<a name="l00231"></a>00231                 }
<a name="l00232"></a>00232             }
<a name="l00233"></a>00233             <span class="keywordflow">catch</span> (Exception e)
<a name="l00234"></a>00234             {
<a name="l00235"></a>00235                 Console.WriteLine(<span class="stringliteral">&quot;The process failed: {0}&quot;</span>, e.ToString());
<a name="l00236"></a>00236             }
<a name="l00237"></a>00237             <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0;  i &lt; len.Length; i++) <span class="keywordflow">if</span> (len[i] &lt; 0) len[i] = 0;
<a name="l00238"></a>00238         }
<a name="l00239"></a>00239 
<a name="l00240"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#ad36947c1e86ea892f312d0c89f3eb56b">00240</a>         <span class="keyword">public</span> <span class="keyword">static</span> <span class="keywordtype">void</span> get_symbol_count(<span class="keywordtype">string</span> folderpath, <span class="keywordtype">int</span>[] count)
<a name="l00241"></a>00241         {
<a name="l00242"></a>00242             folder_path = folderpath;
<a name="l00243"></a>00243             count[0] = 0;
<a name="l00244"></a>00244             <span class="keywordflow">try</span>
<a name="l00245"></a>00245             {
<a name="l00246"></a>00246                 DirectoryInfo di = <span class="keyword">new</span> DirectoryInfo(folder_path);
<a name="l00247"></a>00247                 <span class="keywordflow">if</span> (di.Exists)
<a name="l00248"></a>00248                 {
<a name="l00249"></a>00249                     count[0] = di.GetFiles(<span class="stringliteral">&quot;?*.prn&quot;</span>).Length;
<a name="l00250"></a>00250                 }
<a name="l00251"></a>00251             }
<a name="l00252"></a>00252             <span class="keywordflow">catch</span> (Exception e)
<a name="l00253"></a>00253             {
<a name="l00254"></a>00254                 Console.WriteLine(<span class="stringliteral">&quot;The process failed: {0}&quot;</span>, e.ToString());
<a name="l00255"></a>00255             }
<a name="l00256"></a>00256         }
<a name="l00257"></a>00257 
<a name="l00258"></a><a class="code" href="class_skilful_1_1_data_1_1_data_source_class.html#a444fc44e21393a942f9cecaeea296af9">00258</a>         <span class="keyword">public</span> <span class="keywordtype">void</span> get_pip_value(<span class="keywordtype">string</span> sym, <span class="keywordtype">double</span>[] pip)
<a name="l00259"></a>00259         {
<a name="l00260"></a>00260             StreamReader sr;
<a name="l00261"></a>00261             <span class="keywordflow">try</span> { sr = File.OpenText(folder_path + <span class="stringliteral">&quot;\\&quot;</span> + sym + <span class="stringliteral">&quot;.prn&quot;</span>); }
<a name="l00262"></a>00262             <span class="keywordflow">catch</span> { <span class="keywordflow">return</span>; }
<a name="l00263"></a>00263 
<a name="l00264"></a>00264             <span class="keywordtype">string</span> s = sr.ReadLine(); <span class="comment">//ignore first line with headers</span>
<a name="l00265"></a>00265             <span class="keywordtype">string</span>[] cols = s.Split(<span class="charliteral">&#39;,&#39;</span>);
<a name="l00266"></a>00266             <span class="keywordtype">int</span> open = 0;
<a name="l00267"></a>00267             <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; cols.Length; i++)
<a name="l00268"></a>00268             {
<a name="l00269"></a>00269                 <span class="keywordflow">if</span> (cols[i] == <span class="stringliteral">&quot;&lt;OPEN&gt;&quot;</span>)
<a name="l00270"></a>00270                 {
<a name="l00271"></a>00271                     open = i; 
<a name="l00272"></a>00272                     <span class="keywordflow">break</span>;
<a name="l00273"></a>00273                 }
<a name="l00274"></a>00274             }
<a name="l00275"></a>00275             <span class="keywordtype">int</span> digits=0;
<a name="l00276"></a>00276             <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 30 &amp;&amp; (s = sr.ReadLine()) != null; i++)
<a name="l00277"></a>00277             {
<a name="l00278"></a>00278                 cols = s.Split(<span class="charliteral">&#39;,&#39;</span>);
<a name="l00279"></a>00279                 cols = cols[open].Split(<span class="charliteral">&#39;,&#39;</span>, <span class="charliteral">&#39;.&#39;</span>);
<a name="l00280"></a>00280                 <span class="keywordflow">if</span> (cols.Length == 2 &amp;&amp; cols[1].Length &gt; digits) digits = cols[1].Length;
<a name="l00281"></a>00281             }
<a name="l00282"></a>00282             sr.Close();
<a name="l00283"></a>00283 
<a name="l00284"></a>00284             pip[0] = Math.Pow(10, -digits);
<a name="l00285"></a>00285         }
<a name="l00286"></a>00286     }
<a name="l00287"></a>00287 }
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